Use the following list to create food webs: 1.Marine food webs-prawn(shrimp),sea grass, snapper, parrot fish, sea horse, shark hammerhead shark, killer whale, alligator small fish, large fish ,crab and seaweed.

2.Terresial Foodweb- tree, musk ,beetle, rain deer, wolves, rabbits, grass, snakes, mango tree, bears, ploar fox, hawk, humans and wolverines

One object has a mass of 1 kg and another object has a mass of 3 kg. if the speeds are the same, which of the following is true about their kinetic energy?

An electron moves with a constant horizontal velocity of 3.0 × 106 m/s and no initial vertical velocity as it enters a deflector inside a tv tube. the electron strikes the screen after traveling 26 cm horizontally and 19 cm vertically upward with no horizontal acceleration. what is the constant vertical acceleration provided by the deflector? (the effects of gravity can be ignored.)

Ais a machine that makes work easier when a single force is applied. a simple machine b compound machine c endangered machine d complex machine